Home made solar panel LCD-display in a sailboat

Instead of buying the original display to the solar panel regulator I thought it would be more fun building on my own using a Arduino Uno and a 16x2 LCD-display. I've been using it for almost a year in my sailboat and it works flawlessly! Link to the Arduino code: https://github.com/xxv/tracer Link to the regulator: http://www.amazon.com/Tracer1210RN-Solar-Charge-Controller-Regulator/dp/B008KWPGS6